BALZAC, Jean Louis Guez. Lettres...a Monsieur Conrart. Leiden: Elzevir, 1659. 12o. Engraved title. French late 19th-century red morocco gilt, covers with elaborate geometrical design and gilt dots, spine in six compartments, with a matching gilt design, blue morocco doublures of a gilt geometrical design and gilt floral dotted design, turn-in stamp signed by JOLY FILS, g.e., Willems. Sold not subject to return.